@prefix kfp: <http://data.loterre.fr/ark:/67375/KFP> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix obo: <http://purl.obolibrary.org/obo/> .

kfp: a skos:ConceptScheme .
kfp:-
  a isothes:ConceptGroup ;
  skos:prefLabel "3_STAR"@en ;
  skos:member kfp:-TTVZH77C-F .

kfp:-TTVZH77C-F
  skos:hiddenLabel "ICRF 193"@en, "meso-4,4'-(1,2-dimethylethylene)di-2,6-piperazinedione"@en, "meso-2,3-bis(2,6-dioxopiperazin-4-yl)butane"@en, "meso-4,4'-(3,2-butanediyl)-bis(2,6-piperazinedione)"@en ;
  skos:prefLabel "ICRF-193"@en ;
  skos:altLabel "4,4'-(2R,3S)-butane-2,3-diyldipiperazine-2,6-dione"@en ;
  skos:inScheme kfp: ;
  a skos:Concept ;
  owl:sameAs obo:CHEBI_93771 ;
  skos:broader kfp:-TG8F8XCG-J .

kfp:-TG8F8XCG-J
  skos:prefLabel "N-alkylpiperazine"@en ;
  a skos:Concept ;
  skos:narrower kfp:-TTVZH77C-F .